AUTHOR=Minciunescu Andrei , Emaminia Abbas TITLE=Contemporary evaluation and treatment of tricuspid regurgitation JOURNAL=Frontiers in Cardiovascular Medicine VOLUME=Volume 11 - 2024 YEAR=2024 URL=https://www.frontiersin.org/journals/cardiovascular-medicine/articles/10.3389/fcvm.2024.1350536 DOI=10.3389/fcvm.2024.1350536 ISSN=2297-055X ABSTRACT=Valvular heart disease is a global health burden with substanRal mortality. LeU-sided valvular disease has been extensively described with robust treatment strategies available. In contrast, right-sided disease, particularly the tricuspid valve (TV) and associated regurgitation still has much to be delineated. Worsening tricuspid regurgitation is associated with increased mortality, noninvasive management is suboptimal, and surgical approaches carry significant risk. With advances in multimodality imaging, 3D echocardiography, improved understanding of TV anatomy and pathophysiologic mechanisms of primary and secondary regurgitation, as well as favorable data with transcatheter therapies, the field of TV management is rapidly evolving. This review aims to highlight pathophysiologic mechanisms of TR, describe echocardiographic approaches to diagnosis and TV interrogation, and outline latest transcatheter developments.